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Wynnpage North 1-CS030207 THE.CiTY.OF corrELL P.O. Box 478 255 Parkway Blvd Coppell, TX 75019 Phone: (972)304-3681 Fax: (972)304-3570 ENGINEERING DEPARTMENT FAX COVER SHEET To: Marc Bentley From: Teresa Turner Fax: 972-240-0922 Date: 2/7/03 Phone: Pages: 2 (including cover sheet) Re: Wynnpage Drainage cc: D Urgent DFor Review D Please Comment D Please Reply D As Requested Marc: I have attached Ken's written approval for the drainage plan as proposed. Once the new dumpster location has been approved by the planning department, please resubmit the revised plan set for review. If you have any questions, please contact me at 972-304-3681. W~tlV'l~5e P[CI2~ NorTh) ~cl i I Bll 13 IF YOU DO NOT RECEIVE ALL OF THE PAGES PLEASE CALL (972) 304-3679 "City of Coppell Engineering - Excellence By Design" 02/86/2003 15:33 972 240 0922 972-240-0922 BENTLEY ENGINEERING PAGE 01 D~~nA~Y FACSIMILE TRANSMlnAL TO: --, e.re:>o.... Ij)r;..e.r FROM: f11~# g;lr'~/6" 2-)'/05 . 22. J33 FAX: t1) Z 30'1 - .sr;7o SUBJECT: WY"'''''fltje I'/DI"l.A /Ve..-+J... PAGES: 7 (INCLUDING COVER) DATE: BEl #: COPIES TO: NOTES: A#..... J"...: J ...J-J,€- e~ ( .s:4\ ..)- -+0 ~A-......Jle. J)ri,);Jos.e d , I i+ ..fkve.. &Ve C. 'lIt" I...~'\()..> S...j..--ee.45 witl Ok Co~ s~ ClaW'" tQ~~Ov\ w~~QJ2D""'~, .~ 2,',3 PLEASE ADVISE IF ALL PAGES ARE t'10T RECEIVED. 4125 Broadway Blvd. Suite A250 Garland, fexas 75043 Phone: (972)240.4821 Fax (972) 240-0922 :- "' - , - . '.WYNNPAGE. OCt -- - - , - I I ',) I I "' I I -- 0, I ~ ~:! I , ~ I ~8 I~ ~ ~ IJ ,~ , I I Ct:l I I .. '\' -," " \'. , 'Pa.oP.COlJc. 4 , \\ PIL.OT CI-IANNcL. "- ' . - "- \' "\ ',"' L ......... ... - ....." ,- "':""'~"--" "'",'. '- If) .... ...."...~ ..., .. '" "rc: ~\' "\b~ \ .~ ~ I~/. r ~ 0 3~ SraeET CAPACITy no;. 0.0(1',;) 4 = (p, 00 ~!:.2 ~ 'Z/a:;. 0. :'(0 C = 24<05 ~2 02/05/2003 15:33 ..... "' ~ \ !/I I - _.: " I /-- - I -, ; I -- I I I ~,~., IiI ! \... ~, 1 ,1 I ; I , ~ET,' 2 '- 4-'- ~ - " PAGE 02 '" , , ..... ... ... ... ... - "' - 1---- , -- ! \ ): , , \ I e Sfubou-l; For ~ufc. , t -- + I 6O'~ow / 1, '27' PC f ;,"CRDWN 1 IM/,J ~ ~.QW. CAPACITY 5 Ta.EET PA ~ t.<W'AY n=o.OI?;) n = O.O~ A= ('2.4I=t2 4: ?~? {:f 2 a.'Zt~ =0&;'7 ~7,~ ~_. 02/06/2003 15:33 972-240-0922 BENTLEV ENGINEERING PAGE 03 Worksheet Worksheet for Irregular Channel AA PrOject DeSCription Worksheet Flow Element Method Solve For Irregular Channel - 1 Irregular Channel Manning's Formula Channel Depth .s JOfJf. ~t+~ -It> A). Input Data 11- . Slope 0.006200 ftlft Discharge 5.90 cis Options Current Roughness Method Open Channel Weighting Method Closed Cl1annel Weighting Method Resu Its Mannings Coefficient Water Surface Elevation Elevation Range Flow Area Welted Perimeter J. Top Width .. Actual Depth Critical Elevation Critical Slope Velocity Velocity Head Specific Energy Froude Number Flow Type Caiculation Messages: Flow is divided. Improved Lotter's Method Improved Lotter's Method Horton's Method 0.013 0.28 tt 0.00 to 0.50 2.5 ft' 18.46 ft ~ .28 0.29 ft 0.004879 fIIft 2.37 ftls 0.09 ft 0.37 ft 1.12 Supercritical Roughness Segments Start Station End Station Mannings Coefficient 0+00 0+27 0013 Natural Channel Points Stalion (ft) Elevation (ft) 0+00 0+00 0+14 0+27 0+27 0.50 0.00 0.42 0.00 0.50 J...' ..-,.!.:~ r ~~ A S",e) Y'ND C1 ()..o?~ ~p V)J ~" l'~ or) -\) ,c..-- :",.)/./,! .... \ c:\haestad\fmw\22138.fm2 02/06103 03:18:07 PM @ Haestad Methods. Inc. Bentley Engineering 37 Brookside Road Waterbury, CT 06708 USA Project Engineer; Marc Bentley FlowMaster v6.0 [614eJ (203) 755-1666 Page 1 of" 02/06/2003 15:33 972-240-0922 BENTLEV ENGINEERING PAGE 04 Worksheet Worksheet for Irregular Channel 88 ~)ope. AA 10 88 Project Description Worksheet Flow Element Method Solve For Irregular Channel - 1 Irregular Channel Manning's Formula Channel Depth . ~ Input Data Slope Discharge 0.005000 ftlft, 14.50 cfs Options Current Roughness Method Open Channel Weighting Method Closed Channel Weighting Method Improved Lotter's Method Improved Lotter's Method Horton's Method , <;,/10 "2. 4 l. '~./"\ J JO -:'" l 0, 1.. (' '> ,t .\b c." 4 Results Mannings Coefficient Water Surface Elevation Elevation Range Flow Area Wetted Perimeter Top Width Actual Depth Crlticai Elevation Critical Slope Velocity Velocity Head Specific Energy Froude Number Flow Type 0.013 0.41 ft 0.00 to 0.50 5.3 ft2 26.93 ft 26.11 ft C 0.41 ft"J 0.42 ft 0.004328 fUft 2.73 ftls 0.12 ft 0.52 ft 107 Supercritical Calculation Messages: Flow is divided. Roughness Segments Start Station End Station Mannings Coefficient 0+00 0+27 Natural Channel Points Station (ft) Elevation (ft) 0+00 0+00 0+14 0+27 0+27 0.013 0.50 0.00 0.42 0.00 0.50 Project Engineer: Marc Bentley c:\haestadlfmw\22138.fm2 Bentley fngineering FlowMaster v60 (614e] 02/06/03 02:42:26 PM @Haestad Methods, Inc. 37 Brookside Road Waterbury, CT 06708 USA (203) 765-1666 Page 1 of 1 02/05/2003 15:33 972-240-0922 BENTLEY ENGINEERING PAGE 05 Worksheet Worksheet for Irregular Channel cc Project Description Worksheet Flow Element Method Solve For Irregular Channel - 1 Irregular Channel Manning's Formula Channel Depth S/~ 88 ';-1) C( 7Y>>- Input Data Slope Discharge 0.017000 IlIft 20.20 cfs Options Current Roughness Method Open Channel Weighting Method Closed Channel Weighting Method Improved Loller's MethOd Improved Lotter's Method Horton's Method 1 4 ~ 11/...; r::'b \ ? 4-L ? ~ ,(. GO; S. / ~ Resu~s Mannings Coefficient Water Surface Elevation Elevation Range Flow Area Welted Perimeter Top Width ~ Actual Depth Critical Elevation Critical Slope Velocity Velocity Head Specific Energy Froude Number Flow Type 0.013 0.37 ft 0.00 to 0.50 4.3 fl' 24.25 ft &.~~ 0.47 ft 0.004045 ftlfl 4.70 fl/s 0.34 ft 0.71 It 1.94 Supercritical Calculation Messages: Flow is divided. Roughness Segments Start Station End Station 0+27 Mannings Coefficient 0+00 0.013 Natural Channei Points Station (ft) Elevation (fl) 0+00 0+00 0+14 0+27 0+27 0.50 0.00 0.42 0.00 0.50 c:\haestadlfmwI22138. fm2 02/06/03 02:53:38 PM @ Haestad Methods, inc. Bentley Engineering 37 Brookside Road Waterbury, CT 06708 USA Project Engineer: Marc Bentley FlowMaster v6.0 [614e] (203) 755-1666 Page 1 of 1 02/05/2003 15:33 972-240-0922 BENTLEY ENGINEERING PAGE 05 ()~ Oo~ w, ~I~ -'\H ~. ~ o ... .. . u --.t . i ....t\ ~.'l A. .~ '"I ,.L... . ~ ,'" t" o It ~ 81 . D.... I ) . 7lt. \I n .. 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